com.highqsoft.dropper

Class NMRelationCollector

java.lang.Object

com.highqsoft.dropper.NMRelationCollector

public class NMRelationCollector
extends java.lang.Object

This is a collector for n:m relations that should be dropped.

Since:

$Date: 2017/04/06 13:30:12 $

Version:

$Revision: 1.11 $

Author:

Andreas Hofmann

Constructor Summary

Constructors

Constructor and Description
NMRelationCollector(ElemId element) Create the object by giving the relation attribute to be reset.

Method Summary

Methods

Modifier and Type	Method and Description
void	add(long ieID, java.lang.String relName) Add an instance id to the collection.
void	add(T_LONGLONG ieID, java.lang.String relName) Add an instance id to the collection.
T_LONGLONG[]	createDropSequence(java.lang.String relName) Create the sequence for dropping.
void	drop(OdsCacheIF cache) Drop the collection.
boolean	equals(java.lang.Object o)
ElemId	getElemId() Get the element id.
int	hashCode()
java.util.Iterator<java.lang.String>	relIterator() Get the relation names that are collected.
int	size() Get the total number of collected elements.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

NMRelationCollector

public NMRelationCollector(ElemId element)

Create the object by giving the relation attribute to be reset.

Parameters:

element - the element id that is.

Method Detail

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

getElemId

public ElemId getElemId()

Get the element id.

Returns:

the element id.

add

public void add(T_LONGLONG ieID,
       java.lang.String relName)

Add an instance id to the collection.

Parameters:

ieID - the instance element id.

relName - the name of the relation to be dropped.

add

public void add(long ieID,
       java.lang.String relName)

Add an instance id to the collection.

Parameters:

ieID - the instance element id.

relName - the name of the relation to be dropped.

drop

public void drop(OdsCacheIF cache)
          throws AoException

Drop the collection.

Parameters:

cache - the ASAM ODS cache.

Throws:

AoException - when ASAM ODS fails.

relIterator

public java.util.Iterator<java.lang.String> relIterator()

Get the relation names that are collected.

Returns:

an iterator that holds all collected relation names.

createDropSequence

public T_LONGLONG[] createDropSequence(java.lang.String relName)

Create the sequence for dropping. This value can be used for the ApplElemAccess.setRelInst() call.

Parameters:

relName - The name of the relation attribute that should be dropped.

Returns:

the array of instance element ids.

size

public int size()

Get the total number of collected elements.

Returns:

the total number of elements.